Re: [linux-audio-user] Re: Feasibility of Crestron like Linux

From: Ryan Gallagher <ruinaudio@email-addr-hidden>
Date: Wed Jan 05 2005 - 02:48:41 EET

On Tue, 2005-01-04 at 19:34 -0500, Lee Revell wrote:
> On Tue, 2005-01-04 at 15:22 -0800, Andrew Burgess wrote:
> > Without the USB 48Khz limitation I wouldn't even need to resample :-(
> > I have a feeling that 5% cpu load per room is going come back and haunt
> > me...
> >
> > I haven't tried running the usb cards at 44.1 for several kernel
> > iterations, maybe it works now.
> >
>
> I think the fix for this requires updates to JACK, and ALSA. It's
> doable in theory. This was discussed on the ALSA list recently (sorry,
> no link). The short answer is we have to add support for non power of 2
> period sizes.

There is a work-around:

http://ruinaudio.com/files/low_lat_usb_audio.html

-ry

-- 
Ryan Gallagher <ruinaudio@email-addr-hidden>
Received on Wed Jan 5 04:15:10 2005

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